Telephone Accessories User Manual

APPENDIX C

DTMF Operating Codes

The following dial codes are used for control of your cordless adapter

DTMF CODE OPERATION

9 For seizing an available CO Line (scanning from CO1 thru CO4)

81 For selecting CO-1.

82 For selecting CO-2

83 For selecting CO-3

84 For selecting CO-4

01 through 16 For dialing intercom stations

#01 through #16 For Paging a selectable 2740/2750 station

# # To Page across all 2740/2750s

Flash To put a Line on Hold (only one CO line can be put on hold) and to retrieve a held call

Flash and 7 To send a Flash out on an active CO Line

*01 through *16 To transfer an on-hold CO line to another station

6XXYYYYZ6 For programming the cordless adapter

XX = Station Number

Y = CO Line

Z = Flash Timer

See section 3 for instructions on setting up cordless adapter.